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Multiply by 12 Worksheet

Vedic maths trick 21: Multiply by 12 · Set 599 · 40 sums
TalentJR

The trick (Sopantyadvayamantyam): Write a 0 in front of the number. Each answer column = twice the digit + the digit to its right (nothing to the right of the last digit). Combine from the right with carries.

NameDateTime takenScore ___ / 40
  1. 1.229 × 12 =
  2. 2.9750 × 12 =
  3. 3.6875 × 12 =
  4. 4.2355 × 12 =
  5. 5.2502 × 12 =
  6. 6.5246 × 12 =
  7. 7.7531 × 12 =
  8. 8.28 × 12 =
  9. 9.1661 × 12 =
  10. 10.3988 × 12 =
  11. 11.5658 × 12 =
  12. 12.5247 × 12 =
  13. 13.4554 × 12 =
  14. 14.3203 × 12 =
  15. 15.9905 × 12 =
  16. 16.2151 × 12 =
  17. 17.933 × 12 =
  18. 18.9934 × 12 =
  19. 19.6571 × 12 =
  20. 20.6131 × 12 =
  21. 21.1211 × 12 =
  22. 22.7493 × 12 =
  23. 23.9883 × 12 =
  24. 24.2963 × 12 =
  25. 25.6280 × 12 =
  26. 26.6719 × 12 =
  27. 27.8039 × 12 =
  28. 28.6651 × 12 =
  29. 29.3586 × 12 =
  30. 30.616 × 12 =
  31. 31.2500 × 12 =
  32. 32.5018 × 12 =
  33. 33.2585 × 12 =
  34. 34.908 × 12 =
  35. 35.7664 × 12 =
  36. 36.6308 × 12 =
  37. 37.6429 × 12 =
  38. 38.3575 × 12 =
  39. 39.8160 × 12 =
  40. 40.1841 × 12 =

Answer key

  1. 2748
  2. 117000
  3. 82500
  4. 28260
  5. 30024
  6. 62952
  7. 90372
  8. 336
  9. 19932
  10. 47856
  11. 67896
  12. 62964
  13. 54648
  14. 38436
  15. 118860
  16. 25812
  17. 11196
  18. 119208
  19. 78852
  20. 73572
  21. 14532
  22. 89916
  23. 118596
  24. 35556
  25. 75360
  26. 80628
  27. 96468
  28. 79812
  29. 43032
  30. 7392
  31. 30000
  32. 60216
  33. 31020
  34. 10896
  35. 91968
  36. 75696
  37. 77148
  38. 42900
  39. 97920
  40. 22092

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